Examine source code of wiwo_banner_remove

{
  "manifest_version": 2,
  "name": "wiwo_banner_remove",
  "version": "1.0",
  "description": "Removes the adblock banner from wiwo.de",
  "icons": {},
  "content_scripts": [
    {
      "matches": [
        "*://*.wiwo.de/*"
      ],
      "js": [
        "wiwo_banner_remove.js"
      ]
    }
  ]
}